The graph of a logarithmic function is shown. Select the function which matches the graph.
A. f(x) = log5(x - 1)
B. f(x) = log5x - 1
C. f(x) = log5x
D. f(x) = log5(x + 1)
Answer: B
Mathematics
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Write an equation for a function that has a graph with the given characteristics.The shape of y = x3 is shifted 7.6 units to the right and then vertically shrunk by a factor of 0.2.
A. f(x) = 0.2(x + 7.6)3 B. f(x) = 0.2(x - 7.6)3 C. f(x) = 7.6(x - 0.2)3 D. f(x) = 0.2x3 + 7.6
Mathematics
Factor completely, if possible.x2 - 4xy + 4y2
A. (x - 2y)2 B. (x + 2y)2 C. Not possible D. (x - 2y)(x + 2y)
Mathematics
Factor completely using grouping.18y2 + 81y - 45
A. (18y - 9)(y + 5) B. 9(2y + 1)(y - 5) C. 9(2y - 1)(y + 5) D. prime
Mathematics
Find the slope-intercept form of the equation of the line with the given properties.Horizontal; containing the point 
A. y = 9
B. y = 0
C. y = -9
D. y = - 
Mathematics